package com.qf.dao;

import com.qf.bean.Student;

import java.util.List;

public interface StudentDao {
    //全查
    public List<Student> findall();
    //新增
    public int insertStudent(Student student);
    //修改
    public int updateStudent(Student student);
    //删除
    public int deleteStudent(int id);
    //主键查询
    public Student findbyid(int id);

}
